Knowledge Test Class B #2
Class B Driving Test | Maryland 2025 #2 Page 7 of 7
Train for FREE online with our Maryland class B license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a MD CDL class B permit in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class B requirements may vary from state to state.
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43 . When backing, you should:
Use a helper, if possible.
Backing a large CMV is always dangerous because you will not be able to see everything behind you. If you must back up, use a helper, if possible.
44 . How many daily hours of sleep does an adult need to maintain alertness?
Eight to nine hours
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
45 . Which of the following is an indication of standing water on the roadway?
Hydroplaning can occur in places where water collects on the road. Clear reflections, tire splashes, or rain drops on the road can indicate the presence of standing water.
46 . When traveling with cargo, you must make sure the cargo is secure:
Only after coming to a hard stop.
Cargo should be inspected before beginning a trip, within the first 50 miles of the trip, and every three hours or 150 miles traveled. The driver of a truck transporting cargo is responsible for the cargo being safely secured throughout the trip.
47 . The air storage tanks:
Hold enough air for more than 1,000 braking cycles.
In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.
48 . Hanging meat:
An operator should drive with care when transporting a cargo of hanging meat. Such a load is unstable, both because it has a high center of gravity and because the swinging of the meat can affect the driver's handling of the vehicle.
49 . While driving, you can:
Not read or send text messages.
Reading and sending text messages while driving is both illegal and dangerous.
50 . If driving in extremely hot weather and the air pressure in your tires is too high, you should:
Air expands as it gets warmer, so the air pressure in your tires could reach dangerously high levels while being driven in very hot weather. If this happens, stop and let your tires cool. Do not let air out of the tires, as this could result in the pressure dropping to an unsafe level once they cool down.
See the exact questions that will be on the 2025 Maryland DMV exam.
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2025 Maryland | Frequently Asked Questions
To acquire a CDL Tank endorsement in Maryland, you must first have a Commercial Driver's License (CDL). Next, study for the Tank endorsement test using Maryland's CDL manual. Once ready, schedule and pass the written test at your local Motor Vehicle Administration (MVA) office. Upon passing, the Tank endorsement will be added to your CDL.
To obtain a Commercial Driver's License (CDL) Tank endorsement in Maryland, you must have a valid CDL. You then need to pass the Tank Vehicle endorsement written test, which covers topics like inspecting tank vehicles, safe driving, and handling emergencies. The Maryland Motor Vehicle Administration (MVA) provides study materials for the test.
While Maryland does not specifically require training or experience to obtain a CDL Tank endorsement, passing the Tank Vehicle endorsement written test is mandatory. Gaining practical experience or undergoing training can be beneficial for understanding the nuances of operating a tank vehicle and could improve your chances of passing the test.
Yes, an additional written test is required to obtain a CDL Tank endorsement in Maryland. This test covers the specifics of operating a tank vehicle, including inspection, safe driving, and handling emergencies. It is separate from the general CDL written test and must be passed to receive the endorsement.
The written test for the CDL Tank endorsement in Maryland includes subjects such as the proper loading and unloading of cargo, the safe operation of tank vehicles, emergency procedures, and the recognition of potential hazards. Additionally, it covers topics like tank vehicle inspection, controlling liquid surge, and understanding the effects of liquid movement during acceleration, braking, and turning.
The CDL Tank endorsement written test assesses knowledge on specific aspects of operating a tank vehicle. These include understanding the tank's structure, inspecting the vehicle before and after trips, safe driving techniques, knowledge about high center of gravity, managing surge, handling emergencies, and awareness of different liquids and gases that may be transported.
Drivers with a CDL Tank endorsement are subject to federal and state regulations regarding hours of service, vehicle maintenance, and reporting. They must also adhere to specific safety procedures when loading, unloading, and transporting hazardous materials. Furthermore, they are required to maintain a clean driving record and may face restrictions based on health conditions.
No, liquid or gas materials cannot be transported without a valid CDL Tank endorsement. This endorsement is specifically required for commercial drivers who operate tank vehicles that transport liquid or gaseous materials. Driving such vehicles without the proper endorsement is illegal and can result in severe penalties, including fines and suspension of the driver's Commercial Driver's License (CDL).
The CDL Tank endorsement can be added to your current commercial driver's license. You don't need to apply for a fresh license. However, you will need to pass the Tank Vehicle endorsement written test and pay the required fee to add this endorsement to your CDL. Always check with your local DMV for specific requirements.
Yes, to handle hazardous materials with a CDL Tank endorsement, drivers must also obtain a HazMat endorsement. This involves passing a written test, submitting to a TSA background check, and paying an additional fee. Drivers must follow strict safety protocols when handling these materials and are subject to regular inspections.
